Finding the Third Proportional to 172,037 and 404,768

Step by Step Solution

1. Step 1: Write the proportion equation
   172,037 : 404,768 = 404,768 : x
2. Step 2: Convert to fraction form
   172,037/404,768 = 404,768/x
3. Step 3: Cross multiply
   172,037x = 404,768 × 404,768
4. Step 4: Simplify right side
   172,037x = 163,837,133,824
5. Step 5: Solve for x
   x = 163,837,133,824/172,037
6. Step 6: Final answer
   x = 952,336.61